This allows the default link settings (set in .link files) to be overridden per Network. Only MTU and MACAddress is supported for now.
</refsect1>
<refsect1>
+ <title>[Link] Section Options</title>
+
+ <para> The <literal>[Link]</literal> section accepts the following keys:</para>
+
+ <variablelist class='network-directives'>
+ <varlistentry>
+ <term><varname>MACAddress=</varname></term>
+ <listitem>
+ <para>The hardware address.</para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><varname>MTUBytes=</varname></term>
+ <listitem>
+ <para>The maximum transmission unit in bytes to
+ set for the device. The usual suffixes K, M, G,
+ are supported and are understood to the base of
+ 1024.</para>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+ <refsect1>
<title>[Network] Section Options</title>
<para>The <literal>[Network]</literal> section accepts the following keys:</para>
int r;
assert(link);
+ assert(link->network);
assert(link->manager);
assert(link->manager->rtnl);
return r;
}
+ if (link->network->mac) {
+ r = sd_rtnl_message_append_ether_addr(req, IFLA_ADDRESS, link->network->mac);
+ if (r < 0) {
+ log_link_error(link, "Could not set MAC address: %s", strerror(-r));
+ return r;
+ }
+ }
+
+ if (link->network->mtu) {
+ r = sd_rtnl_message_append_u32(req, IFLA_MTU, link->network->mtu);
+ if (r < 0) {
+ log_link_error(link, "Could not set MTU: %s", strerror(-r));
+ return r;
+ }
+ }
+
r = sd_rtnl_call_async(link->manager->rtnl, req, link_up_handler, link,
0, NULL);
if (r < 0) {
Match.Virtualization, config_parse_net_condition, CONDITION_VIRTUALIZATION, offsetof(Network, match_virt)
Match.KernelCommandLine, config_parse_net_condition, CONDITION_KERNEL_COMMAND_LINE, offsetof(Network, match_kernel)
Match.Architecture, config_parse_net_condition, CONDITION_ARCHITECTURE, offsetof(Network, match_arch)
+Link.MACAddress, config_parse_hwaddr, 0, offsetof(Network, mac)
+Link.MTUBytes, config_parse_iec_size, 0, offsetof(Network, mtu)
Network.Description, config_parse_string, 0, offsetof(Network, description)
Network.Bridge, config_parse_netdev, 0, offsetof(Network, bridge)
Network.Bond, config_parse_netdev, 0, offsetof(Network, bond)
network->llmnr = LLMNR_SUPPORT_YES;
r = config_parse(NULL, filename, file,
- "Match\0Network\0Address\0Route\0DHCP\0DHCPv4\0BridgePort\0",
+ "Match\0"
+ "Link\0"
+ "Network\0"
+ "Address\0"
+ "Route\0"
+ "DHCP\0"
+ "DHCPv4\0"
+ "BridgePort\0",
config_item_perf_lookup, network_network_gperf_lookup,
false, false, true, network);
if (r < 0)
free(network->description);
free(network->dhcp_vendor_class_identifier);
+ free(network->mac);
+
strv_free(network->ntp);
strv_free(network->dns);
strv_free(network->domains);
unsigned cost;
+ struct ether_addr *mac;
+ unsigned mtu;
+
LIST_HEAD(Address, static_addresses);
LIST_HEAD(Route, static_routes);